Self-heating in coal has been extensively studied. The tendency to self-heat decreases with increasing rank of the coal. Lignite coals are more active than bituminous coals, which are more active than anthracite coals.
Cilantro, also known as Chinese parsley, is the leaf of the coriander plant. The spice coriander is the seed. The names cilantro and coriander are sometimes interchanged. In England, for example, only the word coriander is used and they are differentiated by referring to the coriander seed or coriander leaf.ilantro, also known as Chinese parsley, is the leaf of the coriander plant. The spice coriander is the seed. The names cilantro and coriander are sometimes interchanged. In England, for example, only the word coriander is used and they are differentiated by referring to the coriander seed or coriander leaf.
Cilantro is the leaves of the coriander plant, Coriandrum sativum. As well as the leaves, the seeds are often used in cooking. Parsley, Petroselium crispum, has two varieties: curly and flat-leaf, known popularly as Italian parsley. The first difference between cilantro and parsley is appearance.